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Events on Monday 26 January 1531 1
1531Great Lisbon earthquakeA devastating earthquake strikes Portugal's capitalAn earthquake struck Lisbon and the surrounding region on 26 January 1531, destroying hundreds of buildings and killing an estimated 30,000 people. It was one of the deadliest natural disasters in Portuguese history before the far larger 1755 quake. Contemporary accounts describe the collapse of churches and much of the city center.